Professional China Optica Biconcave Lens - Polaroid Glasses Lens – E405YJ – Zhantuo Optical Lens

Product Feature：

Polarized spectacle lenses are made by laminating multiple layers of thin resin materials. Each layer has a different effect: the most middle layer is a polarizing layer, which can filter off stray reflected light; the second and third layers can filter 99.9% of the harmful ultraviolet light and reduce light intensity (anti-UV400), the same function as ordinary sunglasses; Fourth, fifth layers for the impact resistance layer, so that the lens is not easy to break; The sixth and seventh layer by strengthening treatment, so that the lens is not easy to wear. Polarized spectacle lenses can effectively reduce the reflection of the surface of the object, increase the color saturation, enhance the contrast, and make the field of vision clear and natural.